|Grade||Genuine Richard Mille||3a swiss||swiss||automatic|
|Time Accuracy||-3/+5 sec per day COSC certified||-5/+6 sec per day COSC certified||-10/+10 sec per day COSC certified||-1/+2 min per day COSC certified|
|Stainless Steel Type||904L Stainless Steel||904L Stainless Steel||316L Stainless Steel||316L Stainless Steel|
|Crystal||Sapphire crystal||Sapphire crystal||Sapphire crystal||Mineral Glass|
|Logo & Markings||laser etchings||Exact on entire watch||95% Exact on entire watch||90% Exact on entire watch|
|Dial||Genuine Richard Mille||Exact detail and font||95% exact detail and font||90% Exact detail and font|
|Waterproof||50m on standard models||Tested up to 300m||Tested up to 30m||Life waterproof|
|Life expectancy||Lifetime||Lifetime||3-5 years||1-2 years|
|Warranty||2 Years||Up to 5 Years||Up to 3 Years||Up to 1 Years|
|Band Width||Around 16mm|
|Band Length||Around 18cm|
|Case Thickness||Around 14mm|
Case Back: Transparent. The case has a transparent cover cover, which is often used to protect the movement of the watch from direct damage. These watch cases can also increase the durability and strength of the watch movement.
Crystal: Sapphire Crystal. Sapphire glass has the only high-quality anti-reflective material that can provide scratch resistance without affecting its brightness. Using this new technology, you can protect the surface of your watch at the most important moments in your life. Tips: The A watch is applied with mineral glass instead of sapphire.
Hand: Silver-tone. As for the watch’s hands, it is silver-tone, which looks pretty stunning and high-end.
Dial Markers: Index. The watch uses a index as a dial marker show us what time it is, differ from ordinary dial.
Luminiscence: Hands. The design of the watch’s luminiscence is hands. As you can see in the pictures above.
Bezel Material: Ceramics Bezel. The ceramic material is one of the best materials for watches. It is an elegant material that can be used for dials and watch faces. It’s extremely resistant and flexible. Learn to design a gorgeous hand-made ceramic bezel and how one can use it to create a luxury watch.
Clasp: Deployment. The clasp of the watch which makes it more convenient for you to wear the watch, and the appearance is more beautiful.
Water Resistance: 30 meters. Want a watch waterproof? Don’t hesitate to choose us, the depth of the watch is 30 meters that’s enough for no worries. Tips: The A watch is just daily waterproof, need to purchase additional waterproof service which is up to 30 meters.